Cities/towns in Washington, Ohio

• Archer's Fork (1 historic property)
• Bartlett (1 historic property)
• Belpre (3 historic properties)
• Coal Run (2 historic properties)
• Dart (1 historic property)
• Decaturville (1 historic property)

• Little Hocking (2 historic properties)
• Lowell (2 historic properties)
• Marietta (20 historic properties)
• Newport (1 historic property)
• Reno (1 historic property)
• Watertown (3 historic properties)